Jing Fang, Langtao Hu, Mengran Wang, Lang Gan, Chao Chen, Yongjia Jiang, Bihai Xiao, Yanqing Lai, Jie Li*. NiO-Fe2O3/carbon nanotubes composite as bifunctional electrocatalyst for rechargeable Zn-air batteries[J]. Materials Letters, 2018, 218(2018): 36-39